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Date:      Fri, 09 Aug 2002 17:12:47 -0700
From:      Lars Eggert <larse@ISI.EDU>
To:        Lars Eggert <larse@ISI.EDU>
Cc:        freebsd-net@freebsd.org, snap-users@kame.net
Subject:   Re: IPv6, hostap and bridging
Message-ID:  <3D545A7F.6020809@isi.edu>
References:  <3D52FC3D.9010904@isi.edu>
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[-- Attachment #1 --]
Lars Eggert wrote:
> However, connectivity is broken. Using the canonical "ping6 
> www.kame.net" on the client makes it send out neighbor solicitations for 
> the router address over the wireless link, and they arrive on wi0 on the 
> router/AP:
> 
> 16:15:56.407151 3ffe:825:27:0:202:2dff:fe5e:870c > ff02::1:ffc0:3edd: 
> icmp6: neighbor sol: who has fe80::200:24ff:fec0:3edd
> 
> but the router/AP doesn't generate replies to the client, it bridges the 
> message and sends them out via sis1:
> 
> 16:15:56.407238 3ffe:825:27:0:202:2dff:fe5e:870c > ff02::1:ffc0:3edd: 
> icmp6: neighbor sol: who has fe80::200:24ff:fec0:3edd
> 
> However, the router *is* fe80::200:24ff:fec0:3edd%sis1!

I'm not sure if this is related, but another bridging oddity seems to be 
that bridged packets addressed to the bridge itself (or broadcast) are 
not received by processes on the bridge if one of the two (in my case) 
bridged interfaces has no carrier.

Lars
-- 
Lars Eggert <larse@isi.edu>           USC Information Sciences Institute

[-- Attachment #2 --]
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